<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
	<script>
		var obj1=new object("abc123");
		stu1.id=1;
		stu1.name="张三"；
		stu1.age=18;
		console.log(stu1.const)
	
	</script>
	</body>
</html>
